125520524 has 12 divisors (see below), whose sum is σ = 220703448. Its totient is φ = 62462400.

The previous prime is 125520509. The next prime is 125520529. The reversal of 125520524 is 425025521.

It is a junction number, because it is equal to n+sod(n) for n = 125520493 and 125520502.

It is not an unprimeable number, because it can be changed into a prime (125520529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73517 + ... + 75204.

It is an arithmetic number, because the mean of its divisors is an integer number (18391954).

Almost surely, 2^125520524 is an apocalyptic number.

It is an amenable number.

125520524 is a deficient number, since it is larger than the sum of its proper divisors (95182924).

125520524 is a wasteful number, since it uses less digits than its factorization.

125520524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148936 (or 148934 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 125520524 is about 11203.5942447056. The cubic root of 125520524 is about 500.6930708617.

The spelling of 125520524 in words is "one hundred twenty-five million, five hundred twenty thousand, five hundred twenty-four".